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Hyundai Azera: Fuel Pump Repair procedures - Fuel Delivery System - Engine Control/Fuel System - Hyundai Azera 2011-2026 Service ManualHyundai Azera: Fuel Pump Repair procedures

Fifth generation HG (2011–2026) / Hyundai Azera 2011-2026 Service Manual / Engine Control/Fuel System / Fuel Delivery System / Fuel Pump Repair procedures

Inspection
[Fuel pump]
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Remove the fuel pump assembly.
3.
Check motor operation by fuel pump connector (A) connecting power (No.4) and ground (No.5).

Pin No.
Description
1
Fuel sender ground
2
 - 
3
Fuel sender signal
4
Fuel pump motor (+)
5
Fuel pump motor ground

[Fuel sender]
1.
Turn the ignition switch OFF, and then remove battery (-) cable.
2.
Remove the fuel pump assembly.
3.
Using an ohmmeter, measure the resistance between terminals 1 and 3 of sender connector (A) at each float level.

Pin No.
Description
1
Fuel sender ground
2
 - 
3
Fuel sender signal
4
Fuel pump motor (+)
5
Fuel pump motor ground

4.
Also check that the resistance changes smoothly when the float is moved from "E" to "F".
Position
Resistance(?)
Capacity (?)
E
198~205
5
 1/2
64~66
37.5
Sender (F)
7~9
68

Removal
1.
Release the residual pressure in fuel line.
(Refer to Fuel Delivery System - “Release Residual Pressure in Fuel Line”)
2.
Remove the fuel pump service cover (A) in the trunk.

3.
Disconnect the fuel pump connector (A) and the fuel tank pressure sensor connector (B).
4.
Disconnect the fuel feed tube quick connector (C).
5.
Remove the fuel pump plate cover (D) after removing the bolts.

6.
Remove the fuel pump from the fuel tank.

Installation
1.
Installation is reverse of removal.
   
Be careful of fuel pump direction (Refer to the groove in the fuel tank).
Fuel pump plate cover installation bolt :
2.0 ~ 2.9 N.m (0.2 ~ 0.3 kgf.m, 1.4 ~ 2.2 lb-ft)
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